Baseball in 2020: No Fans, New Rules, Still Slow - WSJ
FAQ for 2020 baseball season
2023-24 LIDOM season preview
10 rule changes MLB could test during the shortened 2020 season, including universal DH and a mercy rule
New baseball rules for 2023 FAQ
MLB tries again with short season, skewed rules
MLB 2023 Preview: Pitch Clock and Other New Rules Aim to Speed Game Up - The New York Times
MLB rules 2020: Health protocols for pandemic-shortened season - Sports Illustrated
The 5 weirdest rules unveiled for MLB's shortened 2020 season
New MLB rules are designed to speed up and shorten games - Los Angeles Times
2023 MLB rule changes - Pitch clock, end of shift and more - ESPN
The new rules to make baseball more dynamic: Bigger bases, 15 seconds to throw and defensive restrictions, Sports